G01S 13/9011
With frequency domain processing of the sar signals in azimuth
Official title: {with frequency domain processing of the SAR signals in azimuth (G01S13/9005 takes precedence)}
G01S13/9011 (With frequency domain processing of the sar signals in azimuth) appears on 130 US grants and 91 published applications in this corpus.
Search patents in G01S- Granted patents
- 130
- Published applications
- 91
- Assignees
- 83
- Inventors
- 293
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
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| 1983 | 0 | 0 |
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| 1989 | 3 | 0 |
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| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 8 | 0 |
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| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 4 | 3 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 3 | 3 |
| 2007 | 3 | 1 |
| 2008 | 3 | 1 |
| 2009 | 1 | 0 |
| 2010 | 3 | 2 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 2 |
| 2015 | 0 | 1 |
| 2016 | 3 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 3 |
| 2019 | 1 | 13 |
| 2020 | 9 | 14 |
| 2021 | 11 | 13 |
| 2022 | 9 | 6 |
| 2023 | 11 | 6 |
| 2024 | 6 | 4 |
| 2025 | 7 | 9 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Distributed microwave radar imaging method and apparatus1 Sep 2026US 12,724,143 B2Yinwang Intelligent Technologies Co., Ltd.
- Segmented aperture imaging and positioning method of multi-rotor unmanned aerial vehicle-borne synthetic aperture radar1 Sep 2026US 12,724,144 B2Fudan University
- Radar signal processing device and radar signal processing method26 May 2026US 12,638,576 B2Mitsubishi Electric Corporation
- Detection system comprising a phased array antenna, and associated detection method14 Apr 2026US 12,601,834 B2Thales
- Method and system for surface wear inspection using millimeter wave radar4 Nov 2025US 12,461,230 B2Tata Consultancy Services Limited
- A method for computer-implemented processing of sar raw data23 Jul 2026US 2026/0211106 A1Deutsches Zentrum für Luft- und Raumfahrt e. V.
- Method and system for sar imaging using complexvalued local interpolation function based range migration algorithm9 Jul 2026US 2026/0195866 A1Tata Consultancy Services Limited
- Method and system for local interpolation function based sar imaging for irregular scanning geometries23 Apr 2026US 2026/0110795 A1Tata Consultancy Services Limited
- Satellite tomography of precipitation and motion via synthetic aperture radar23 Apr 2026US 2026/0110796 A1BAE Systems Information and Electronic Systems Integration Inc.
- Doppler centroid frequency estimation method for synthetic aperture radar (sar) inversion of two-dimensional (2d) ocean surface current vector8 Jan 2026US 2026/0009897 A1Ningbo University
Most cited
By later US patents
- Imaging synthetic aperture radar68US 5,608,404 AThe United States of America as represented by the United States Department of Energy · 1997
- Method of image generation by means of two-dimensional data processing in connection with a radar with synthetic aperture59US 5,627,543 ADeutsche Forschungsanstalt fur Luft- und Raumfahrt e.V. · 1997
- Pipelined digital SAR azimuth correlator using hybrid FFT/transversal filter58US 4,471,357 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1984
- Frequency agile synthetic aperture radar57US 4,851,848 AThe United States of America as represented by the Secretary of the Navy · 1989
- Discrete autofocus for ultra-high resolution synthetic aperture radar56US 5,043,734 AHughes Aircraft Company · 1991